J. M. Rivera

Determination of pesticide residues in waters from small loughs by solid-phase extraction and combined use of gas chromatography with electron-capture and nitrogen-phosphorus detection and high-performance liquid chromatography with diode array detection

J. Bernal, M. J. Nozal, J. J. Jime´nez, 1997 .

Seasonal changes in the contents of widely used pesticides in waters and sediments from small lakes in the Province of Leon (Spain)

C. Fernández, J. Bernal, J. Jiménez, 1999 .

Matrix effects in the determination of acaricides and fungicides in must by gas chromatography with electron-capture and nitrogen-phosphorus detection

J. Bernal, M. J. Nozal, J. J. Jime´nez, 1997 .

Separation of salbutamol and six related impurities by packed column supercritical fluid chromatography

J. Bernal, M. J. Nozal, L. Toribio, 1996 .

On-line solid-phase extraction coupled to supercritical fluid chromatography with diode array detection for the determination of pesticides in water

J. Bernal, J. Jiménez, M. J. Nozal, 1996 .

Determination of the fungicide vinclozolin in honey and bee larvae by solid-phase and solvent extraction with gas chromatography and electron-capture and mass spectrometric detection.

M. D. del Nozal, J. Bernal, J. Jiménez, 1996, Journal of chromatography. A.